F16H 57/027
Characterised by means for venting gearboxes
Official title: characterised by means for venting gearboxes, e.g. air breathers
F16H57/027 (Characterised by means for venting gearboxes) appears on 421 US grants and 404 published applications in this corpus.
Search patents in F16H- Granted patents
- 421
- Published applications
- 404
- Assignees
- 214
- Inventors
- 1,013
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 1 |
| 2002 | 10 | 9 |
| 2003 | 9 | 10 |
| 2004 | 9 | 12 |
| 2005 | 4 | 8 |
| 2006 | 7 | 4 |
| 2007 | 4 | 6 |
| 2008 | 7 | 13 |
| 2009 | 2 | 8 |
| 2010 | 3 | 9 |
| 2011 | 6 | 8 |
| 2012 | 6 | 9 |
| 2013 | 10 | 10 |
| 2014 | 14 | 20 |
| 2015 | 9 | 20 |
| 2016 | 14 | 12 |
| 2017 | 20 | 27 |
| 2018 | 17 | 18 |
| 2019 | 26 | 28 |
| 2020 | 22 | 21 |
| 2021 | 20 | 26 |
| 2022 | 22 | 19 |
| 2023 | 23 | 30 |
| 2024 | 34 | 35 |
| 2025 | 24 | 20 |
| 2026 | 20 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Continuously variable transmission22 Sep 2026US 12,742,495 B2Polaris Industries Inc.
- Speed reducer for electric power steering system15 Sep 2026US 12,735,089 B2Hl Mando Corporation
- Vehicle30 Jun 2026US 12,669,171 B2Kawasaki Motors, Ltd.
- Casing for a drive unit, comprising an exhaust ventilation interface, and drive unit23 Jun 2026US 12,663,066 B2Schaeffler Technologies AG & Co. KG
- Power transmission device23 Jun 2026US 12,663,072 B2JATCO Ltd
- Electric working device and electric mowing device24 Sep 2026US 2026/0283075 A1Nanjing Chervon Industry Co., Ltd.
- Continuously variable transmission17 Sep 2026US 2026/0276077 A1Polaris Industries Inc.
- Vehicle drive device27 Aug 2026US 2026/0251211 A1Aisin Corporation
- Electric Drive Device for a Motor Vehicle, in Particular for a Motor Car13 Aug 2026US 2026/0235199 A1Mercedes-Benz Group AG
- Dual-clutch transmission2 Jul 2026US 2026/0185600 A1Brp-Rotax GmbH & Co. KG
Most cited
By later US patents
- Side-by-side vehicle155US 8,613,335 B2Polaris Industries Inc. · 2013
- Gas-permeable, liquid-impermeable vent cover122US 5,522,769 AW. L. Gore & Associates, Inc. · 1996
- Housing with a pressure-equalizing element which is retained water-tightly around the edges within a housing wall opening76US 5,215,312 ASiemens Aktiengesellschaft · 1993
- Axle driving apparatus73US 6,073,443 AKanzaki Kokyukoki Mfg.Co., Ltd. · 2000
- Side-by-side vehicle72US 8,827,019 B2Polaris Industries Inc. · 2014